Patents by Inventor Weisong Chen

Weisong Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20080265224
    Abstract: This Utility Model Invention discloses a lifting mechanism for players, including the main body frame and the player installed on the main body frame. The bottom of the said player is fixed on the connection dock, while the connection dock is connected with a worm coupling support. Inside the main body frame is installed the worm shaft, and the worm coupling frame is coupled with the worm shaft. At the bottom of the said main body frame is installed the gearbox base, and in the gearbox base is installed gear cluster and motor. The bottom end of the worm shaft is connected to the motor via the said gear cluster. This utility model features the maximum protection of the player from being damaged as well as keeping integrity and good appearance of the whole product.
    Type: Application
    Filed: June 29, 2007
    Publication date: October 30, 2008
    Applicant: SHENZHEN SKY DRAGON AUDIO & VIDEO TECHNOLOGY CO., LTD.
    Inventor: WEISONG CHEN
  • Patent number: D572207
    Type: Grant
    Filed: May 29, 2007
    Date of Patent: July 1, 2008
    Assignee: Shenzhen Sky Dragon Audio-Video Technology Co., Ltd.
    Inventor: Weisong Chen
  • Patent number: D574849
    Type: Grant
    Filed: January 19, 2007
    Date of Patent: August 12, 2008
    Assignee: Shenzhen Sky Dragon Audio-Video Technology Co., Ltd.
    Inventor: Weisong Chen
  • Patent number: D574851
    Type: Grant
    Filed: June 13, 2007
    Date of Patent: August 12, 2008
    Assignee: Shenzhen Sky Dragon Audio-Video Technology Co., Ltd.
    Inventor: Weisong Chen
  • Patent number: D579953
    Type: Grant
    Filed: June 13, 2007
    Date of Patent: November 4, 2008
    Assignee: Shenzhen Sky Dragon Audio-Video Technology Co., Ltd.
    Inventor: Weisong Chen
  • Patent number: D998569
    Type: Grant
    Filed: June 22, 2022
    Date of Patent: September 12, 2023
    Inventors: Mingfeng Shen, Weisong Chen, Cheng Zhong, Bin Li